**NOTFORLANDING** New link rel=prerender API

content/public/renderer/content_renderer_client.h

Index: content/public/renderer/content_renderer_client.h
diff --git a/content/public/renderer/content_renderer_client.h b/content/public/renderer/content_renderer_client.h
index 10b5902d1210d118d8d692e464d00ab4db3b23e4..a62a6bc81557592e56c682c96a69155c27a57ecb 100644
--- a/content/public/renderer/content_renderer_client.h
+++ b/content/public/renderer/content_renderer_client.h
@@ -17,6 +17,10 @@
 class GURL;
 class SkBitmap;
 
+namespace content {
+class Referrer;
+}
+
 namespace WebKit {
 class WebAudioSourceProvider;
 class WebFrame;
@@ -39,6 +43,10 @@ class MediaLog;
 class MessageLoopFactory;
 }
 
+namespace gfx {
+class Size;
+}
+
 namespace webkit_media {
 class MediaStreamClient;
 class WebMediaPlayerDelegate;
@@ -52,6 +60,7 @@ template<class T> class Handle;
 
 namespace content {
 
+class Referrer;
 class RenderView;
 
 // Embedder API for participating in renderer logic.
@@ -154,6 +163,13 @@ class ContentRendererClient {
                                              size_t length) = 0;
   virtual bool IsLinkVisited(unsigned long long link_hash) = 0;
   virtual void PrefetchHostName(const char* hostname, size_t length) = 0;
+  virtual void NewLinkPrerender(int prerender_id,
+                                int render_view_route_id,
+                                const GURL& url,
+                                const content::Referrer& referrer,
+                                const gfx::Size& size) = 0;
+  virtual void RemovedLinkPrerender(int prerender_id) = 0;
+  virtual void UnloadedLinkPrerender(int prerender_id) = 0;
   virtual bool ShouldOverridePageVisibilityState(
       const RenderView* render_view,
       WebKit::WebPageVisibilityState* override_state) const = 0;